Package io.codemine.java.postgresql.codecs

Record Class Hstore

java.lang.Object
java.lang.Record
io.codemine.java.postgresql.codecs.Hstore
Record Components:
entries - the key-value map; values may be null, keys must not be null
public record Hstore(Map<String,String> entries) extends Record
PostgreSQL hstore type. A key-value store where both keys and values are text strings. Values may be null (representing SQL NULL).

Keys are unique and non-null. The entries are stored in a sorted TreeMap to provide deterministic ordering for encoding.

  • Constructor Details

    • Hstore

      public Hstore(Map<String,String> entries)
      Compact constructor that makes a sorted, unmodifiable copy of entries.

  • Method Details

    • toString

      public String toString()
      Returns a string representation of this record class. The representation contains the name of the class, followed by the name and value of each of the record components.
      Specified by:
      toString in class Record
      Returns:
      a string representation of this object

    • hashCode

      public final int hashCode()
      Returns a hash code value for this object. The value is derived from the hash code of each of the record components.
      Specified by:
      hashCode in class Record
      Returns:
      a hash code value for this object

    • equals

      public final boolean equals(Object o)
      Indicates whether some other object is "equal to" this one. The objects are equal if the other object is of the same class and if all the record components are equal. All components in this record class are compared with Objects::equals(Object,Object).
      Specified by:
      equals in class Record
      Parameters:
      o - the object with which to compare
      Returns:
      true if this object is the same as the o argument; false otherwise.

    • entries

      public Map<String,String> entries()
      Returns the value of the entries record component.
      Returns:
      the value of the entries record component